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Finding the Fourth Proportional to 61,689.52, 92,534.28 and 35,410.96

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Solution

The fourth proportional to 61,689.52, 92,534.28 and 35,410.96 is: 53,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689.52 : 92,534.28 = 35,410.96 : x
  2. Step 2: Convert to fraction form
    61,689.52/92,534.28 = 35,410.96/x
  3. Step 3: Cross multiply
    61,689.52x = 92,534.28 × 35,410.96
  4. Step 4: Simplify right side
    61,689.52x = 3,276,727,687.71
  5. Step 5: Solve for x
    x = 3,276,727,687.71/61,689.52
  6. Step 6: Final answer
    x = 53,116.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.